Ortona
| Name | Ortona |
| Type | Steamer |
| GRT | 5,524 tons |
| Country |  British |
| Built | 1916 |
| Builder | J. L. Thompson & Sons, Ltd., Sunderland |
| Operator | The Gulf Line, Ltd., London [Furness, Withy & Co., Ltd.] (nominees) |
| History |
U-boat attacks on Steamer Ortona
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 21 Jun 1917 | U 50 (Gerhard Berger) | Sunk | Torpedoed 140 miles SSW of Fastnet. 48°50'N, 09°49'W per KTB | 49° 10'N, 9° 51'W | Philadelphia - London | general cargo | 1 |
Position of attack on Ortona
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